Product display box



FIG. 1 is a perspective view of a product display box showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the drawings represent unclaimed portions of the product display box and form no part of the claimed design. 

CLAIM The ornamental design for a product display box, as shown and described. 